Lines Matching defs:c
5 * Copyright (c) 2000, 2001, 2002, 2003, 2004 by Martin C. Shepherd.
46 #define IS_CTRL_CHAR(c) ((unsigned char)(c) < ' ' || (unsigned char)(c)=='\177')
52 #define IS_META_CHAR(c) (((unsigned char)(c) & 0x80) && !isprint((int)(unsigned char)(c)))
58 #define MAKE_CTRL(c) ((c)=='?' ? '\177' : ((unsigned char)toupper(c) & ~0x40))
64 #define MAKE_META(c) ((unsigned char)(c) | 0x80)
70 #define CTRL_TO_CHAR(c) (toupper((unsigned char)(c) | 0x40))
76 #define META_TO_CHAR(c) ((unsigned char)(c) & ~0x80)